hello,

To get Provisional certificate, a Bank Draft of requisite fee 200/- in favour of Secretary , National Institute of Open Schooling, Payable at NOIDA, along with prescribed application form and any documentary proof (such as photo copy of I-card or any document received from NIOS)may please be sent on the following address:

Section Officer,
M & M Branch, Room No. 15
National Institute of Open Schooling,
A-24/25, Sector -62, Institutional Area,
NOIDA, UP-201309.

if you want your document by post you would have to pay a additional fee of 50/-

Good luck